An exhibit dedicated to a physicist who dedicated his life to proving the existence of UFOs.

A small canyon with petroglyphs and a seasonal waterfall, only a short hike from the remnants of old Route 66.

These 17th-century mummies are no longer naturally preserved, but remain on display today.

This magnificent work of art captures the spirit of the region.

You can climb to the top of the world's largest rocking horse.

A railway bridge leading nowhere stands lonely in the middle of a meadow.

This was the first homestead registered after President Abraham Lincoln signed the Homestead Act into law.

Also known as the Cathedral of the Plains, this church holds the distinction of being one of the "8 Wonders of Kansas."

This monument commemorates the only American soldiers to have directly fought Russians during World War I.

Both funky and traditional, it's the oldest of its kind in Indiana.

The world's first combination ski slope and power plant.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

What appears to be an ordinary bridge is actually a rare aqueduct.

This hill and tower are steeped in legend, from King Arthur to the Holy Grail.

Deep in the Negev Desert, the world's tallest solar tower looks like a sight straight out of science fiction.

Why settle for barbecue chips when you can get actual barbecue?

One of the earliest depictions of an Arthurian scene that is shrouded in mystery.

Inside this Jewish cemetery is a memorial to soldiers who deserted the German army and were executed.

These abandoned Cold War-era bunkers are now a designated refuge for endangered bat species.

A garden full of metal sculptures that celebrate the double bass.

The only museum in the world dedicated to the history of sprint car racing, next to one of the country's most historic dirt tracks.

Is this statue at Naumberg Cathedral the fairest of them all?

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

This three-dimensional brick mural is the longest of its kind in the United States.